SCIENCE

Another quantum computer reached quantum advantage – does it matter?

An earlier prototype of Jiuzhang 4.0, the quantum computer that achieved quantum advantage Chao-Yang Lu/University of Science and Technology of China A quantum computer may

SCIENCE

AI-generated responses are undermining crowdsourced research studies

Some people who take part in online research projects are using AI to save time Daniele D’Andreti/Unsplash Online questionnaires are being swamped by AI-generated responses

SCIENCE

It is impossible to build a practical quantum broadcaster

Can we broadcast quantum information? Weiquan Lin/Getty Images Sharing quantum information the same way we broadcast TV or radio programs may be impractical – even

SCIENCE

GPT-5’s modest gains suggest AI progress is slowing down

GPT-5 is the latest version of OpenAI’s large language model Cheng Xin/Getty Images AI’s latest step forward isn’t so much a giant leap as a

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Oddly viscous stars could be impersonating black holes

Is that gravitational wave signal coming from a black hole, or something even stranger? titoOnz / Alamy Exotic viscous stars could reflect ripples of space-time,

SCIENCE

Laughter therapy really could boost your emotional well-being

Letting off steam at a laughter yoga session in Kolkata, India SOPA Images Limited/Alamy It seems that laughter therapy is no joke. Structured interventions that

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‘Universal’ detector spots AI deepfake videos with record accuracy

A deepfake video of Australian prime minister Anthony Albanese on a smartphone Australian Associated Press/Alamy A universal deepfake detector has achieved the best accuracy yet

SCIENCE

Cameras that work like our eyes could give boost to astronomers

The Sirius binary star system photographed with a neuromorphic camera Satyapreet Singh, Chetan Singh Thakur, Nirupam Roy, Indian Institute of Science Cameras that mimic human

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Solar-powered ambush drones can wait for targets like land mines

A Russian ambush drone with solar panels seen in Ukraine Serhii Beskrestnov Small racing quadcopters carrying explosives, known as first-person-view drones or FPVs, have become

SCIENCE

Solar drone with wingspan wider than jumbo jet could fly for months

The Skydweller drone Skydweller A solar-powered surveillance drone with a wingspan larger than a Boeing 747 jumbo jet could fly for weeks or months at